He started the day early, playing beer pong with wild country fans and even doing a Jello shot as he made his way through the campers. Then, hundreds gathered for a chance at an autograph or a picture with the 'Wild in Your Smile' singer before he performed a three-song acoustic set back at the Hunter Mountain lodge. Watch the highlight video to see part of the show and some of the unusual items the singer autographed -- including a $100 bill!